The gentleman shown above has an intention tremor, gingivitis, excessive salivation, excitability, insomnia, irritation, and shyness. He is likely to die of an interstitial pneumonitis. His exam shows swollen salivary glands.
Small kids with this disease develop a body rash, swelling, and irritation of palms and feet followed by desquamation, irritability, photophobia, fever, and insomnia.
Other syndromes include peri-oral paresthesias, malaise, constriction of the visual fields, deafness, and ataxia as well as nephrotic syndrome.
First image is in the public domain. Second image shown under GNU Free Documentation License.